Sure, winning isnt everything, but swinging into the opposing player with an army of 40/40 snake tokens never gets dull
Then we have to choose: do we go Orzhov or Boros
Any iteration of Aurelia, the Warleader, or Tajic, Blade of the Legion, or most any decks who want to turn sideways as fast as possible could use Reckless Stormseeker to make sure their armies get there and get there fast
Sliver Queen, Brood Mother, Urza, and Selenia round out the top five (according to Card Kingdom), though a good bit cheaper than the top two
Now, cards are organized into groups of their first color, so the total numbers are changing
It mixes in all the other morph-adjacent abilities in Magic, using hidden-information 2/2s that flip up and catch your opponents off guard with their abilities